Il cielo a Karo, Sumatra settentrionale

Mount Sinabung spews volcanic materials into the sky in Karo, North Sumatra, Indonesia, Monday, Aug. 30, 2010. The volcano that had been dormant for more than four centuries erupted for the second day in a row Monday, spewing out towering clouds of ash and forcing the evacuation of more than 21,000 people.
(AP Photo/Roone Patikawa)